paperless-mobile/lib/features/settings/view/widgets/clear_storage_settings.dart

import 'dart:io';

import 'package:flutter/material.dart';
import 'package:paperless_mobile/core/service/file_service.dart';
import 'package:paperless_mobile/generated/l10n/app_localizations.dart';
import 'package:paperless_mobile/helpers/format_helpers.dart';
import 'package:paperless_mobile/helpers/message_helpers.dart';

class ClearCacheSetting extends StatefulWidget {
  const ClearCacheSetting({super.key});

  @override
  State<ClearCacheSetting> createState() => _ClearCacheSettingState();
}

class _ClearCacheSettingState extends State<ClearCacheSetting> {
  @override
  Widget build(BuildContext context) {
    return ListTile(
      title: Text(S.of(context)!.clearCache),
      subtitle: FutureBuilder<int>(
        future: FileService.instance
            .getDirSizeInBytes(FileService.instance.temporaryDirectory),
        builder: (context, snapshot) {
          if (!snapshot.hasData) {
            return Text(S.of(context)!.calculatingDots);
          }
          final dirSize = formatBytes(snapshot.data!);
          return Text(S.of(context)!.freeBytes(dirSize));
        },
      ),
      onTap: () async {
        final freedBytes = await FileService.instance
            .clearDirectoryContent(PaperlessDirectoryType.temporary);
        showSnackBar(
          context,
          S.of(context)!.freedDiskSpace(formatBytes(freedBytes)),
        );
      },
    );
  }
}